iframe {
    width: 100%;
    height: 100%;
}

.layui-nav-item a {
    font-size: 12px;
}

.layui-nav-item a:first-child .iconfont {
    margin-right: 10px;
}

.layui-footer {
    text-align: center;
    font-size: 12px;
}

.layui-body {
    overflow: hidden;
}

#user-mod>a {
    position: relative;
    padding-left: 50px;
}

#user-mod .user_pic {
    left: 10%;
    transform: translate(-50%, -50%);
}

.user_pic {
    position: absolute;
    left: 20%;
    top: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    transform: translate(-50%, -50%);
    width: 40px;
    height: 40px;
    background-color: #009688;
    color: #fff;
    font-size: 25px;
    border-radius: 50%;
    cursor: pointer;
}

.user_pic {
    display: none;
}

.user_pic:hover {
    border: 2px dotted #009688;
}

.user-info {
    position: relative;
    height: 60px;
    line-height: 60px;
    text-align: center;
    font-size: 12px;
    user-select: none;
}

div.user-info {
    border-bottom: 1px solid #282b33;
}

#welcome {
    display: none;
    font-size: 14px;
}

.left .layui-nav-child dd {
    text-indent: 10px;
}

.layui-nav-child dd .iconfont {
    margin-right: 10px;
}

#exit>a {
    color: #fff;
}

#exit>a .iconfont {
    margin-right: 8px;
}